Clan Lockhart is a Scottish clan with a history rooted in the region of Lanarkshire. The Lockhart family played an important role in Scottish history and held lands such as Carnwath and Lee. One notable figure from Clan Lockhart is Sir George Lockhart of Lee, a prominent lawyer and politician during the late 17th century. He was known for his legal expertise and served as Lord President of the Court of Session. Sir George Lockhart was also involved in political activities, advocating for constitutional reform and playing a role in the Glorious Revolution.